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Supplementing calcium and magnesium is one of the secrets of expert growers and results in more vigorous plants and larger yields
Digital temperature control
and hydroponic growing mediums
from the cutting stages through to the pre-harvest stages of a plant’s growth
Grower's Edge Large Display Thermometer / Hygrometer (20/Cs) timer Supplementing calcium and magnesium isMeasures indoor outdoor temperature & indoor humidity. Stores the Min. Max. values of the indoor outdoor temperature and indoor humidity. Switch between C and F. Clock function with 12 24 hour time format. Waterproof temperature probe. Comes with 1 AAA alkaline battery.
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